| |
| /*============================================================================ |
| |
| This C source file is part of the SoftFloat IEEE Floating-Point Arithmetic |
| Package, Release 3, by John R. Hauser. |
| |
| Copyright 2011, 2012, 2013, 2014 The Regents of the University of California |
| (Regents). All Rights Reserved. Redistribution and use in source and binary |
| forms, with or without modification, are permitted provided that the following |
| conditions are met: |
| |
| Redistributions of source code must retain the above copyright notice, |
| this list of conditions, and the following two paragraphs of disclaimer. |
| Redistributions in binary form must reproduce the above copyright notice, |
| this list of conditions, and the following two paragraphs of disclaimer in the |
| documentation and/or other materials provided with the distribution. Neither |
| the name of the Regents nor the names of its contributors may be used to |
| endorse or promote products derived from this software without specific prior |
| written permission. |
| |
| IN NO EVENT SHALL REGENTS BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT, |
| SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING |
| OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF REGENTS HAS |
| BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| REGENTS SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT LIMITED |
| TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| PURPOSE. THE SOFTWARE AND ACCOMPANYING DOCUMENTATION, IF ANY, PROVIDED |
| HEREUNDER IS PROVIDED "AS IS". REGENTS HAS NO OBLIGATION TO PROVIDE |
| MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. |
| |
| =============================================================================*/ |
| |
| #include <stdint.h> |
| #include "platform.h" |
| #include "internals.h" |
| #include "softfloat.h" |
| |
| #ifdef SOFTFLOAT_FAST_INT64 |
| |
| void |
| f128M_mulAdd( |
| const float128_t *aPtr, |
| const float128_t *bPtr, |
| const float128_t *cPtr, |
| float128_t *zPtr |
| ) |
| { |
| const uint64_t *aWPtr, *bWPtr, *cWPtr; |
| uint_fast64_t uiA64, uiA0; |
| uint_fast64_t uiB64, uiB0; |
| uint_fast64_t uiC64, uiC0; |
| |
| aWPtr = (const uint64_t *) aPtr; |
| bWPtr = (const uint64_t *) bPtr; |
| cWPtr = (const uint64_t *) cPtr; |
| uiA64 = aWPtr[indexWord( 2, 1 )]; |
| uiA0 = aWPtr[indexWord( 2, 0 )]; |
| uiB64 = bWPtr[indexWord( 2, 1 )]; |
| uiB0 = bWPtr[indexWord( 2, 0 )]; |
| uiC64 = cWPtr[indexWord( 2, 1 )]; |
| uiC0 = cWPtr[indexWord( 2, 0 )]; |
| *zPtr = softfloat_mulAddF128( uiA64, uiA0, uiB64, uiB0, uiC64, uiC0, 0 ); |
| |
| } |
| |
| #else |
| |
| void |
| f128M_mulAdd( |
| const float128_t *aPtr, |
| const float128_t *bPtr, |
| const float128_t *cPtr, |
| float128_t *zPtr |
| ) |
| { |
| |
| softfloat_mulAddF128M( |
| (const uint32_t *) aPtr, |
| (const uint32_t *) bPtr, |
| (const uint32_t *) cPtr, |
| (uint32_t *) zPtr, |
| 0 |
| ); |
| |
| } |
| |
| #endif |
| |